DALLAS WILLARD is a professor in the School of Philosophy at the University of Southern California. He is the author of several books, including Renovation of the Heart and Christianity Today's Book of the Year in 1999, The Divine Conspiracy. Dallas and his wife live in California.
RANDY FRAZEE is senior pastor of Pantego Bible Church in Fort Worth, Texas, a church known for its work in spiritual formation and community. He's the author of The Connecting Church, Making Room for Life, and The Christian Life Profile Assessment Tool.